Listes faunistiques invertébrés
Le Dourdou en aval de Saint Izaire 05144500
- Télécharger la fiche IRSTEA xls / 155 ko
- Export SEEE csv / 8 ko
| Date prélèvement | 07/07/2022 |
|---|---|
| Méthode | Petit cours d'eau | IBG | 17.0 |
| GFI | 8 |
| Variété taxonomique | 33 |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | 2.0 | marginal |
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 20.0 | dominant |
| Blocs | 18.0 | dominant |
| Granulats | 1.0 | marginal |
| Helophytes | 1.0 | marginal |
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | 4.0 | marginal |
| Dalles, argiles | 51.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Bryophytes | Moyenne | A |
| P2 | Litieres | Nulle | A |
| P3 | Branchage, racines | Nulle | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Moyenne | B |
| P6 | Blocs | Moyenne | B |
| P7 | Dalles, argiles | Lente | B |
| P8 | Dalles, argiles | Moyenne | B |
| P9 | Dalles, argiles | Lente | C |
| P10 | Pierres, galets | Lente | C |
| P11 | Dalles, argiles | Moyenne | C |
| P12 | Dalles, argiles | Nulle | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 5 | 3 | 5 |
| Protonemura | 46 | 1 | ||
| Brachycentrus | 265 | 56 | 37 | 46 |
| Cheumatopsyche | 221 | 84 | 19 | 224 |
| Hydropsyche | 212 | 12 | 1 | 35 |
| Hydroptila | 200 | 4 | 1 | |
| Athripsodes | 311 | 2 | ||
| Mystacides | 312 | 4 | 1 | 1 |
| Oecetis | 317 | 4 | ||
| Leptoceridae | 310 | 3 | ||
| Chimarra | 207 | 7 | 49 | |
| Psychomyia | 239 | 15 | 18 | |
| Rhyacophila lato-sensu | 183 | 13 | 5 | |
| Baetis lato sensu | 9794 | 26 | 29 | 65 |
| Centroptilum | 383 | 1 | ||
| Procloeon | 390 | 1 | ||
| Caenis | 457 | 8 | 5 | 1 |
| Ephemerella ignita | 451 | 1 | 1 | |
| Ecdyonurus | 421 | 4 | 5 | 10 |
| Heptageniidae | 399 | 3 | 5 | 18 |
| Choroterpes | 474 | 27 | 1 | |
| Leptophlebiidae | 473 | 2 | 6 | |
| Oligoneuriella | 394 | 1 | ||
| Ephoron | 496 | 17 | 7 | |
| Potamanthus | 509 | 1 | ||
| Micronecta | 719 | 2 | ||
| Elmis | 618 | 10 | 1 | 6 |
| Esolus | 619 | 62 | 58 | 33 |
| Limnius | 623 | 1 | 3 | |
| Normandia | 624 | 22 | 2 | 3 |
| Oulimnius | 622 | 6 | 9 | 13 |
| Stenelmis | 617 | 2 | 1 | |
| Orectochilus | 515 | 3 | ||
| Athericidae | 838 | 4 | 1 | |
| Ceratopogonidae | 819 | 1 | 2 | |
| Chironomidae | 807 | 48 | 66 | 34 |
| Limoniidae | 757 | 1 | 1 | |
| Simuliidae | 801 | 3 | 15 | |
| Onychogomphus | 682 | 3 | 2 | |
| Gomphidae | 678 | 1 | ||
| Platycnemis | 657 | 1 | ||
| Sialis | 704 | 2 | ||
| Copepoda | 3206 | 1 | 1 | |
| Asellidae | 880 | 4 | ||
| Corbicula | 1051 | 3 | 2 | |
| Potamopyrgus | 978 | 11 | 1 | |
| Theodoxus | 967 | 19 | 8 | |
| Oligochaeta | 933 | 2 | ||
| Dugesia | 1056 | 1 | 4 | 13 |
| Hydracarina | 906 | 1 | 1 | 1 |